4581993379 has 2 divisors, whose sum is σ = 4581993380. Its totient is φ = 4581993378.

The previous prime is 4581993343. The next prime is 4581993389. The reversal of 4581993379 is 9733991854.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4581993379 - 2²¹ = 4579896227 is a prime.

It is not a weakly prime, because it can be changed into another prime (4581993389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2290996689 + 2290996690.

It is an arithmetic number, because the mean of its divisors is an integer number (2290996690).

Almost surely, 2^4581993379 is an apocalyptic number.

4581993379 is a deficient number, since it is larger than the sum of its proper divisors (1).

4581993379 is an equidigital number, since it uses as much as digits as its factorization.

4581993379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7348320, while the sum is 58.

The square root of 4581993379 is about 67690.4230966242. The cubic root of 4581993379 is about 1660.9305977468.

The spelling of 4581993379 in words is "four billion, five hundred eighty-one million, nine hundred ninety-three thousand, three hundred seventy-nine".